%&LaTeX
\documentclass{article}

\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{1}

\bibitem{Sandner_etal2023} Sandner, S., Escudero, M., \& Witte, S. J. (2023). Precision CMB constraints on eV-scale bosons coupled to neutrinos. \textit{Eur. Phys. J. C}, \textit{83}(8), 709--12pp.

\end{thebibliography}

\end{document}

